Finding the Fourth Proportional to 2,480,473.56, 3,423,252.06 and 1,392,817.44
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Solution
The fourth proportional to 2,480,473.56, 3,423,252.06 and 1,392,817.44 is: 1,922,199.55
Step by Step Solution
- Step 1: Write the proportion equation
2,480,473.56 : 3,423,252.06 = 1,392,817.44 : x - Step 2: Convert to fraction form
2,480,473.56/3,423,252.06 = 1,392,817.44/x - Step 3: Cross multiply
2,480,473.56x = 3,423,252.06 × 1,392,817.44 - Step 4: Simplify right side
2,480,473.56x = 4,767,965,170,683.93 - Step 5: Solve for x
x = 4,767,965,170,683.93/2,480,473.56 - Step 6: Final answer
x = 1,922,199.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.